{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000932","489:4890001709","500:5000001997","499:4990000173","500:5000001377","477:4770000828","485:4850007126","499:4990003010","477:4770001589","469:4690000001","499:4990000485","469:4690000848","500:5000000860","477:4770001016","485:4850004220","479:4790000017","485:4850000138","477:4770002472","477:4770001349","489:4890003220","500:5000001329","485:4850002768","477:4770003714","500:5000000797","477:4770003780"],"twin_admin_codes":[477,489,500,499,500,477,485,499,477,469,499,469,500,477,485,479,485,477,477,489,500,485,477,500,477],"twin_sims":[0.2528937853714475,0.21861521878775494,0.2134409444536619,0.16582773339245202,0.1537114369646662,0.14754485934128472,0.14686251844671977,0.1451409459087871,0.13072029250102907,0.12196985884817026,0.11797782372179452,0.11702973877256435,0.11614576966300044,0.11345318594224055,0.11265406420360904,0.1105562620883194,0.10820784571135292,0.1074794198241547,0.1069581983182255,0.10675186576539722,0.10028192042018617,0.10007352497418003,0.09998268279542728,0.09904452234349043,0.0948120620547818],"twin_dists":[0.21535568799364754,0.22647683398511342,0.2282538177671289,0.24620077288618256,0.2513451004105872,0.2540779853455861,0.25438552518341156,0.255166184908796,0.2619923115586806,0.2664156814203389,0.26851427641178377,0.26902064734494124,0.269495616160604,0.2709597039061689,0.27139936804075887,0.2725651039431267,0.27389056953509267,0.2743062252057965,0.27460498887706325,0.27472357078039544,0.27853580631795205,0.27866175270358534,0.2787167185642955,0.2792866711653261,0.28191193199119097],"n_dims_used":45,"mean_confidence":0.9223773532443577},"coverage":{"mean_confidence":0.9223773532443577,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}